//
//  C3HydrogenHelper.m
//  精通Objective-C
//
//  Created by 花强 on 2017/11/7.
//  Copyright © 2017年 花强. All rights reserved.
//

#import "C3HydrogenHelper.h"

@implementation C3HydrogenHelper

-(NSString *)factoid{
    return @"The lightest element!";
}

@end
